| LEONARD & BERYL BUCK FOUNDATION | 946485668 | 2023-06-30 | $7.3M | SUPPORT MAJOR PROJECT |
| LEONARD & BERYL BUCK FOUNDATION | 946485668 | 2017-06-30 | $6.1M | Major project support |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 232888152 | 2023-06-30 | $6.0M | FOR RECIPIENT'S EXEMPT PURPOSE |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 232888152 | 2024-06-30 | $4.3M | FOR RECIPIENT'S EXEMPT PURPOSE |
| MARIN COMMUNITY FOUNDATION | 943007979 | 2017-06-30 | $1.1M | provide operating support |
| AMERICAN FEDERATION FOR AGING | 133045282 | 2022-12-31 | $750K | SCIENTIFIC RESEARCH |
| MARIN COMMUNITY FOUNDATION | 943007979 | 2019-06-30 | $703K | SUPPORT THE LEADERSHIP CAMPAIGN |
| THE METHUSELAH FOUNDATION | 542040344 | 2021-12-31 | $650K | Research |
| LIFESPAN RESEARCH INSTITUTION | 943473864 | 2017-12-31 | $576K | Research grant |
| MAYO CLINIC | 416011702 | 2016-12-31 | $543K | SUPPORT CHARITABLE PROGRAMS |
| THE MEDICAL COLLEGE OF WISCONSIN INC | 390806261 | 2018-06-30 | $332K | RESEARCH SUBAWARD |
| DONOR ADVISED CHARITABLE GIVING | 311640316 | 2019-06-30 | $331K | PUBLIC, SOCIETAL BENEFIT |
| THE MEDICAL COLLEGE OF WISCONSIN INC | 390806261 | 2019-06-30 | $324K | RESEARCH SUBAWARD |
| MARIN COMMUNITY FOUNDATION | 943007979 | 2016-06-30 | $317K | provide operating support |
| MAYO CLINIC | 416011702 | 2017-12-31 | $309K | SUPPORT CHARITABLE PROGRAMS |
| AMERICAN ENDOWMENT FOUNDATION | 341747398 | 2023-12-31 | $300K | MEDICAL RESEARCH |
| NORN GROUP | 871540960 | 2022-06-30 | $300K | AGING RESEARCH |
| FIDELITY INVESTMENTS CHARITABLE GIFT FUND | 110303001 | 2023-06-30 | $259K | For grant recipient's exempt purposes |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 232888152 | 2025-06-30 | $250K | FOR RECIPIENT'S EXEMPT PURPOSE |